How many freeze-thaw cycles does Fort Dodge see each year?

Fort Dodge, IA sees about 88 freeze-thaw cycles per year, one of the key stresses on a commercial roof membrane in this climate.

What wind speed should a roof in Fort Dodge be designed for?

ASCE 7 sets a basic wind speed and an Exposure Category rather than a "zone". For Fort Dodge the governing figures are a 110 mph basic wind speed at Exposure C. Confirm both with the local building department before a system is specified.

How much snow does Fort Dodge get?

Fort Dodge averages about 39 inches of snow per year.

How fast can A-1 respond to a roofing issue in Fort Dodge?

A-1 Roofing's typical response time in Fort Dodge is 24 business hours.

What ground snow load and wind speed should a roof in Fort Dodge be designed for?

Roofs here are commonly built to a ground snow load of 30 psf (ASCE 7-22 regional estimate; verify with local building department or ASCE Hazard Tool.) and a design wind speed of 110 mph, Exposure C (Regional Central Plains estimate, 105 to 115 mph range; verify with ASCE 7 Hazard Tool or local building official.). Confirm current figures with the local building department before a system is specified.

How long is the roofing season in Fort Dodge?

Fort Dodge averages 170 freeze-free days a year, from a last spring frost around May 3 to a first fall frost around October 2. That is the practical window for work that depends on coating and adhesive cure times.

IA Commercial Roofing

Industrial and commercial roofing in Fort Dodge, IA

Cold continental with 88 freeze-thaw cycles and heavy gypsum and agricultural manufacturing demands.

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Field Log

LOG 01
Fort Dodge sits on one of the world's largest gypsum deposits, with industrial manufacturing buildings whose roofing requirements are driven by heavy industrial loads and moisture control
LOG 02
Fort Dodge's agricultural processing sector includes grain, livestock, and corn product facilities with large low-slope roof inventories nearing replacement age
LOG 03
The city's regional healthcare campus serves a large rural catchment area, with institutional buildings that require systematic roof management under state facility standards

Climate Load

Freeze-thaw: 88est. / yr
Snowfall: 39in
Avg July high: 83°F
Design wind: 110mph

Gypsum and cement manufacturing, agricultural processing, a regional community college, regional healthcare, and retail in north-central Iowa

Field Log, Continued

LOG 04
Webster County carries a FEMA National Risk Index tornado score of 92.1, with overall county risk in the 60th percentile nationally, the lowest overall county percentile of the 11 in this brief though the tornado score itself remains high in absolute terms. Statewide hail (roughly 2 to 4 days per year) and the Iowa May through August severe season both apply.
LOG 05
Frost-free season runs 170 days: last spring frost May 3, first fall frost October 2.

Fort Dodge's commercial roofing footprint spans a large, actively expanding industrial park east of the city, a retail and service corridor through the heart of town, and a redeveloping downtown core. Active parks and corridors: A roughly 720-acre industrial park marketed regionally as a hub for global innovation, positioned in Fort Dodge with development continuing east along 1st Avenue South through the Eastside Retail District, A planned Cross-Town Industrial Park extending industrial development further east, The Corridor of Commerce, a business highway spine, runs through the heart of the city, A Cross-Town Connector links east and west Fort Dodge to improve access to downtown and the Eastside Commercial District.

Structural Load

Ground snow load: 30psf
Design wind speed: 110mph
Exposure category: Category C

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Fort Dodge roofing facts

06 data points

01How many freeze-thaw cycles does Fort Dodge see each year?: Fort Dodge, IA sees about 88 freeze-thaw cycles per year, one of the key stresses on a commercial roof membrane in this climate.
02What wind speed should a roof in Fort Dodge be designed for?: ASCE 7 sets a basic wind speed and an Exposure Category rather than a "zone". For Fort Dodge the governing figures are a 110 mph basic wind speed at Exposure C. Confirm both with the local building department before a system is specified.
03How much snow does Fort Dodge get?: Fort Dodge averages about 39 inches of snow per year.
04How fast can A-1 respond to a roofing issue in Fort Dodge?: A-1 Roofing's typical response time in Fort Dodge is 24 business hours.
05What ground snow load and wind speed should a roof in Fort Dodge be designed for?: Roofs here are commonly built to a ground snow load of 30 psf (ASCE 7-22 regional estimate; verify with local building department or ASCE Hazard Tool.) and a design wind speed of 110 mph, Exposure C (Regional Central Plains estimate, 105 to 115 mph range; verify with ASCE 7 Hazard Tool or local building official.). Confirm current figures with the local building department before a system is specified.
06How long is the roofing season in Fort Dodge?: Fort Dodge averages 170 freeze-free days a year, from a last spring frost around May 3 to a first fall frost around October 2. That is the practical window for work that depends on coating and adhesive cure times.

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